Window Nation Maryland & DC
Window Nation Maryland & DC
Window Nation Maryland & DC provides replacement-window consultations and installation from its Glen Burnie location. Window Nation has served the Baltimore-Washington metro area for over fifteen years and offers custom vinyl windows in a range of styles.
Last Updated October 3, 2026.
Business Highlights
- The company lists Maryland MHIC license no. 124358.
- The company says each installation team is led by a factory-trained Installation Masters™ Certified Installer.
Service Area
Maryland and the District of Columbia, including the greater Baltimore and DC area.
Active Business Listing
Window Nation Maryland & DC is one of 11 window installers ProsGrade lists in Bowie, Maryland.
7 services listed, including Window replacement consultations, Custom vinyl window replacement and Window installation. Open 24 hours, 7 days a week. Rated 4.7 from 4,239 reviews.
- Verified listing details
- Service information
- Customer review signals
- Photo gallery
- Public contact information
- Published local profile
How This Business Compares
How Window Nation Maryland & DC compares with the other 10 window installers on ProsGrade in Bowie, using public Google ratings and review counts.
- Has the most Google reviews (4,239) of the 11 Bowie window installers on ProsGrade.
- One of 9 Bowie window installers on ProsGrade rated 4.7 or higher from at least 10 reviews.
Services Covered
7 services- Window replacement consultationsA local design consultant helps customers select windows for their style and budget, answer questions and review the installation process.
- Custom vinyl window replacementReplacement units are fitted into existing openings and custom-built for each home.
- Window installationThe process includes an initial home walk-through, property protection, a final inspection and cleanup.
- Window stylesOptions include double-hung, sliding, casement, bay and bow windows.
- Window glass optionsDouble- and triple-pane choices are available with Low-E coatings and argon between the panes.
- Basement windowsThe company offers basement windows for comfort and energy efficiency.
- Window screen add-onsFlexScreens are optional on select windows.
Reviews
What customers say
Recent customers praise patient explanations and on-time, tidy installations. One customer reports months without answers after a deposit check was not cashed and a paid-in-full contract never arrived; a branch manager later resolved the issue to the customer's satisfaction.
Customer Reviews
Sue Anderson-Gury
Jacquelyn MARSHALL
Cheryl Hodgie
Window Nation was a great company to do business with. Their installers were on time, worked steadily and did a wonderful job installing windows. I am very happy with my new windows and highly recommend them.
IRENE TRIPLETT
Jen Brunner
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Frequently Asked Questions
What should customers expect from an in-home consultation?
A local design consultant reviews window choices, budget and the installation process. The location states that in-home consultations have a two-window minimum.
What happens during window installation?
The crew begins with a walk-through to explain the work and any special requirements, and takes steps to protect the home. After installation, it completes a final walk-through, cleans the job site and answers questions about operating or cleaning the windows.
How does the window warranty work?
Window Nation says its windows come with a Lifetime Plus warranty, but limited-lifetime coverage varies by manufacturer and may include exclusions. Details are provided at purchase.








